Auth bypass in Vercel @Ai-sdk/harness-opencode

CVE-2026-64651

The `@ai-sdk/harness-opencode` tool connects HarnessAgent to OpenCode through a sandboxed bridge. Prior to version 1.0.28, the tool relay authorizes requests from any process whose command line contains an allowed helper script path (`host…

Vulnerability class: Broken Access Control

Affected products

Weakness classification (CWE)

References